Home / 64,257.75-142,278.75

Finding the Third Proportional to 64,257.75 and 142,278.75

Calculator

Solution

The third proportional to 64,257.75 and 142,278.75 is: 315,031.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,257.75 : 142,278.75 = 142,278.75 : x
  2. Step 2: Convert to fraction form
    64,257.75/142,278.75 = 142,278.75/x
  3. Step 3: Cross multiply
    64,257.75x = 142,278.75 × 142,278.75
  4. Step 4: Simplify right side
    64,257.75x = 20,243,242,701.56
  5. Step 5: Solve for x
    x = 20,243,242,701.56/64,257.75
  6. Step 6: Final answer
    x = 315,031.93

Related Problems

Find third proportional to 32,128.88 and 71,139.38
Half scale
Find third proportional to 128,515.50 and 284,557.50
Double scale
Find third proportional to 64,260 and 142,283
Similar ratio
Find third proportional to 96,386.63 and 213,418.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.